<span style="font-size: large;">1. Tập tin xml: Book.xml</span> <a href="http://code5s.com/wp-content/uploads/2013/08/image3.png"><img style="background-image: none; padding-top: 0px; padding-left: 0px; display: inline; padding-right: 0px; border: 0px;" title="image" alt="image" src="http://code5s.com/wp-content/uploads/2013/08/image_thumb3.png" width="548" height="310" border="0" /></a> <span style="font-size: large;">2. Đọc tập tin Book.xml và truy cập vào node đầu tiên (node root)</span> <a href="http://code5s.com/wp-content/uploads/2013/08/image4.png"><img style="background-image: none; padding-top: 0px; padding-left: 0px; display: inline; padding-right: 0px; border: 0px;" title="image" alt="image" src="http://code5s.com/wp-content/uploads/2013/08/image_thumb4.png" width="952" height="427" border="0" /></a> <span style="font-size: large;">Kết quả:</span> <a href="http://code5s.com/wp-content/uploads/2013/08/SNAGHTML479764.png"><img style="background-image: none; padding-top: 0px; padding-left: 0px; display: inline; padding-right: 0px; border: 0px;" title="SNAGHTML479764" alt="SNAGHTML479764" src="http://code5s.com/wp-content/uploads/2013/08/SNAGHTML479764_thumb.png" width="328" height="277" border="0" /></a> <span style="font-size: large;">3. Đếm số node con (đếm số book)</span> <a href="http://code5s.com/wp-content/uploads/2013/08/image5.png"><img style="background-image: none; padding-top: 0px; padding-left: 0px; display: inline; padding-right: 0px; border: 0px;" title="image" alt="image" src="http://code5s.com/wp-content/uploads/2013/08/image_thumb5.png" width="963" height="431" border="0" /></a> <span style="font-size: large;">Kết quả:</span> <a href="http://code5s.com/wp-content/uploads/2013/08/SNAGHTML4c0770.png"><img style="background-image: none; padding-top: 0px; padding-left: 0px; margin: 0px; display: inline; padding-right: 0px; border: 0px;" title="SNAGHTML4c0770" alt="SNAGHTML4c0770" src="http://code5s.com/wp-content/uploads/2013/08/SNAGHTML4c0770_thumb.png" width="225" height="176" border="0" /></a> <span style="font-size: large;">4. In nội dung (content) thẻ <name> của thẻ <book> đầu tiên:</span> <a href="http://code5s.com/wp-content/uploads/2013/08/image6.png"><img style="background-image: none; padding-top: 0px; padding-left: 0px; display: inline; padding-right: 0px; border: 0px;" title="image" alt="image" src="http://code5s.com/wp-content/uploads/2013/08/image_thumb6.png" width="958" height="485" border="0" /></a> <span style="font-size: large;">Kết quả:</span> <a href="http://code5s.com/wp-content/uploads/2013/08/SNAGHTML56658d.png"><img style="background-image: none; padding-top: 0px; padding-left: 0px; margin: 0px; display: inline; padding-right: 0px; border: 0px;" title="SNAGHTML56658d" alt="SNAGHTML56658d" src="http://code5s.com/wp-content/uploads/2013/08/SNAGHTML56658d_thumb.png" width="225" height="176" border="0" /></a>